SDR B4MR98002

Service difficulty report · Stiffener · Boeing 727243

Difficulty date: February 1, 1998
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N521DB
Make and model: Boeing 727243
Aircraft serial: 21266
System (JASC): 5720 · Wing Miscellaneous Structure
Part: Stiffener
Condition: Corroded
Location: Lt Wing
Stage of operation: IN
Nature of condition: O
Precautionary procedure: K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

DURING ROUTINE CPCP INSPECTION, FOUND LT WING REAR SPAR STIFFENER IS CORRODED (TOP AND BOTTOM) AT WBL 108 (INBD SIDE OF LANDING GEAR TRUNNION). REMOVED CORROSION IAW B727 SRM 51-10-6. FOUND TO BE OUT OF LIMITS IAW B727 SRM 57-10-1. INSTALLED REPAIR IAW B727 SRM 51-30-2. CORROSION TASK CARD NUMBER C57-581-03. NON-ROUTINE TASK CARD NUMBER 14373.